Product Content: You will receive 1 volleyball spiking trainer to help you improve your spiking, arm swing, batting speed, power, bounce and agility, and train your vertical jumping ability and leg explosiveness.High-quality materials: This volleyball batting trainer is made of high-quality nylon, sponge, metal and rubber bands, not easy to break. The mesh pocket design is suitable for more types of balls.Easy to use It comes with a large carabiner, you can easily fix it on basketball targets, poles, broomsticks, backyard games, garage ceilings, etc. Equipped with a D-shaped carabiner, suitable for hanging anywhere, and the adjustable elastic band can be adjusted to your desired length and height to accommodate any batting height.